The motion similar to popcorn popping is primarily described as simple projectile motion. When a kernel pops or a blender blade spins, it applies an impulse force that accelerates the object upwards. Once airborne, the object falls back down due to gravity, following the equation of motion governed by gravitational acceleration. The discussion emphasizes that this phenomenon can be analyzed using impulsive momentum equations. Overall, understanding this motion involves recognizing the transition from an impulse to gravitational influence.